REMOVE

1. Oman
2. Egypt

WHAT

1. Atlas Map (2)
2. World Atlas (2)

WHERE

1. Arabia (1)
2. Arabian Peninsula (1)
3. Northeast Africa (1)
4. Saudi Arabia (2)
5. Somalia (1)
6. Yemen (1)

WHO

1. Berghaus, Herm. (1)
2. Cumming, J. (1)
3. Eberhardt, H. (1)
4. Heywood, A. (1)
5. James MacLeod and Francis … (1)

WHEN

1. 1848 (1)
2. 1881 (1)